18528422

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 31328640

約数和(自身を除く): 12800218

約数列:

[1, 2, 11, 22, 73, 83, 139, 146, 166, 278, 803, 913, 1529, 1606, 1826, 3058, 6059, 10147, 11537, 12118, 20294, 23074, 66649, 111617, 126907, 133298, 223234, 253814, 842201, 1684402, 9264211, 18528422]

約数ペア:

[(1, 18528422), (2, 9264211), (11, 1684402), (22, 842201), (73, 253814), (83, 223234), (139, 133298), (146, 126907), (166, 111617), (278, 66649), (803, 23074), (913, 20294), (1529, 12118), (1606, 11537), (1826, 10147), (3058, 6059)]